If \bo {a}=\stackrel{\^}{\bo {i}}+\stackrel{\^}{\bo {j}}+t \stackrel{\^}{\bo {k}}, \bo {b}=\stackrel{\^}{\bo {i}}+2 \stackrel{\^}{\bo {j}}+3 \stackrel{\^}{\bo {k}}, then the values of 't' for which (\bo {a}+\bo {b}) and (\bo {a}-\bo {b}) are perpendicular, are

EAMCET Engineering 2001 Solved Paper

Section: Mathematics

Question : 103 of 200

Marks: +1, -0

If a=

,b=

, then the values of 't' for which (a+b) and (a−b) are perpendicular, are

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